@charset "utf-8";
@function bfb($b){
    @return $b/1920*100%;
}
@function bfbm($b){
    @return $b/915*100%;
}
*{
     font-family:"century gothic";
}
.center{
    margin-bottom: 100px;
}
.web{
    img:hover{
        transition: all 0.5s;
        transform:scale(1.1);
    }
}
.about{
    width: bfb(915);
    margin: 0 auto;
    p{
        font-size: 40px;
        text-align: center;
        letter-spacing: 2px;
        padding-top: 80px;
        padding-bottom: 10px;
    }
    .text{
        font-size: 16px;
        text-align: start;
        padding-top: 10px;
        padding-bottom:40px;
        letter-spacing: 0px;
        line-height: 30px;
    }
    .img{
        width: 100%;
        margin: 0 auto;
        overflow: hidden;
        position: relative;
        img{
            display: block;
            width: 100%;
        }
        .btn{
            display: block;
            width:300px;
            height: 58px;
            border: 1px solid #F5F5F5;
            color: #FFFFFF;
            position: absolute;
            top:50%;
            left: 50%;
            transform: translate(-50%,-50%);
            font-size: 18px;
            line-height: 58px;
            text-align: center;
        }
        .btn:hover{
            background: rgba(255,255,255,.5);
        }
    }
    .s_img{
        width: 100%;
        display: flex;
        justify-content: flex-end;
        align-items: center;
        padding-top: 20px;
        .img_t{
            width: bfbm(313);
            overflow: hidden;
            display: flex;
            justify-content: flex-end;
            align-items: center;
            margin-left: 20px;
            
            img{
                display: block;
                width: 100%;
               
            }
        }
    }
}
.design{
    width: bfb(915);
    margin: 40px auto 0;
    p{
        font-size: 40px;
        text-align: start;
        letter-spacing: 2px;
//      padding-top: 30px;
        padding-bottom: 10px;
    }
    .text{
        font-size: 16px;
        text-align: start;
        padding-top: 10px;
        padding-bottom:40px;
        letter-spacing: 0px;
        line-height: 30px;
    }
    .img_b{
        width: 100%;
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        .img_left{
            width: bfbm(583);
            display: flex;
            justify-content: center;
            align-items: center;
            overflow: hidden;
            img{
                width: 100%;
                display: block;
            }
        }
        .img_right{
            width: bfbm(313);
            display: flex;
            justify-content: center;
            align-items:center;
            flex-wrap: wrap;
            .img_rs{
                width: 100%;
                overflow: hidden;
                display: flex;
                justify-content: center;
                align-items:center;
                margin-bottom: 20px;
                img{
                    width: 100%;
                    display: block;
                }
            }
        }
    }
}
.orbrand{
    width: bfb(915);
    margin: 40px auto 0;
    p{
        font-size: 40px;
        text-align: end;
        letter-spacing: 2px;
//      padding-top: 30px;
        padding-bottom: 10px;
    }
    .text{
        font-size: 16px;
        text-align: start;
        padding-top: 10px;
//      padding-bottom:40px;
        letter-spacing: 0px;
        line-height: 30px;
    }
}
.mask{
    display: none;
}

@media only screen and (max-width:768px){
    
.center{
    margin-bottom: 50px;
}

.about{
    width: 90%;
    margin: 0 auto;
    p{
        font-size: 30px;
        text-align: center;
        letter-spacing: 2px;
        padding-top: 20px;
        padding-bottom: 10px;
    }
    .text{
        font-size: 14px;
        text-align: start;
        padding-top: 10px;
        padding-bottom: 10px;
        letter-spacing: 0px;
        line-height: 25px;
    }
    .img{
        width: 100%;
        margin: 0 auto;
        overflow: hidden;
        position: relative;
        img{
            display: block;
            width: 100%;
        }
        .btn{
            display: block;
            width:300px;
            height: 58px;
            border: 1px solid #F5F5F5;
            color: #FFFFFF;
            position: absolute;
            top:50%;
            left: 50%;
            transform: translate(-50%,-50%);
            font-size: 18px;
            line-height: 58px;
            text-align: center;
        }
        .btn:hover{
            background: rgba(255,255,255,.5);
        }
    }
    .s_img{
        width: 100%;
        display: flex;
        justify-content: flex-end;
        align-items: center;
        padding-top: 20px;
        .img_t{
            width: bfbm(313);
            overflow: hidden;
            display: flex;
            justify-content: flex-end;
            align-items: center;
            margin-left: 20px;
            
            img{
                display: block;
                width: 100%;
               
            }
        }
    }
}
.design{
    width:90%;
    margin: 30px auto 0;
    p{
        text-align: start;
        font-size: 30px;
        padding-bottom: 20px;
        letter-spacing: 2px;
        
    }
    .text{
        font-size: 14px;
        text-align: start;
        line-height: 25px;
        letter-spacing: 0px;
        padding-bottom:20px;
        
        
    }
    .img_b{
        width: 100%;
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        .img_left{
            width: bfbm(583);
            display: flex;
            justify-content: center;
            align-items: center;
            overflow: hidden;
            img{
                width: 100%;
                display: block;
            }
        }
        .img_right{
            width: bfbm(313);
            display: flex;
            justify-content: center;
            align-items:center;
            flex-wrap: wrap;
            .img_rs{
                width: 100%;
                overflow: hidden;
                display: flex;
                justify-content: center;
                align-items:center;
                margin-bottom: 20px;
                img{
                    width: 100%;
                    display: block;
                }
            }
        }
    }
}
.orbrand{
    width: 90%;
    margin: 20px auto 0;
    p{
        text-align: start;
        font-size: 30px;
        padding-bottom: 20px;
        letter-spacing: 2px;
        text-align: right;
    }
    .text{
        font-size: 14px;
        text-align: start;
        line-height: 25px;
        letter-spacing: 0px;
        padding-bottom: 20px;
    }
}
.mask{
    display: none;
}
}